Equitablog, run by the Washington Center for Equitable Growth, has launched a series of 'Notes and Finger Exercises on Thomas Piketty’s “Capital in the Twenty-First Century[1]”[1].' Brad DeLong's post, 'There Are Four r’s', details some alleged oversights in Piketty's book. In particular, DeLong focuses on how the real interest rate behaves at different levels of economic activity. He highlights Larry Summers' concern about secular stagnation and the risk that rich folks might retreat from investing in industry. And DeLong pulls out some sexy math.

Matthew Gentzkow has won the John Bates Clark Medal[2], an honor conferred by the American Economic Association for his contributions to "our understanding of the economic forces driving the creation of media products, the changing nature and role of media in the digital environment, and the effect of media on education and civic engagement..."

In The Atlantic magazine's 'The Money Report[3]', Dayo Olopade writes about Africa’s Tech Edge and how the continent's many challenges allowed entrepreneurs there to re-imagine money for the mobile age.